package com.qfjy.homework.linzhengchao;

/**
 * @author:lzc date:2022/6/30/0030 10:16
 * @version:1.0
 */
public class MainTest {

    public static void main(String[] args) {
        Subject subject = new Subject();
        Ob1 ob1 = new Ob1(subject);
        Ob2 ob2 = new Ob2(subject);
        subject.setState(0);
    }
}
